Revert "Make Game an abstract singleton"
Revert "Make Game an abstract singleton"

This reverts commit f5554865759bc4227ee5f1a56d5f5932aae15698.

boomboompower/SpongeAPI,ryantheleach/SpongeAPI,JBYoshi/SpongeAPI,DDoS/SpongeAPI,Kiskae/SpongeAPI,SpongePowered/SpongeAPI,SpongePowered/SpongeAPI,SpongeHistory/SpongeAPI-History,JBYoshi/SpongeAPI,AlphaModder/SpongeAPI,SpongePowered/SpongeAPI,Kiskae/SpongeAPI,SpongeHistory/SpongeAPI-History,jamierocks/SpongeAPI,jonk1993/SpongeAPI,caseif/SpongeAPI,kenzierocks/SpongeAPI,modwizcode/SpongeAPI,kenzierocks/SpongeAPI,frogocomics/SpongeAPI,DDoS/SpongeAPI,boomboompower/SpongeAPI,Lergin/SpongeAPI,ryantheleach/SpongeAPI,jamierocks/SpongeAPI,kashike/SpongeAPI,joshgarde/SpongeAPI,gabizou/SpongeAPI,joshgarde/SpongeAPI,gabizou/SpongeAPI,jonk1993/SpongeAPI,frogocomics/SpongeAPI,kashike/SpongeAPI,AlphaModder/SpongeAPI,modwizcode/SpongeAPI,caseif/SpongeAPI,Lergin/SpongeAPI,Fozie/SpongeAPI